Monroe County , Illinois

Monroe County: County in Illinois, United States

Monroe County locator map
Location of Monroe County on Illinois map.

About

Monroe County is a county located in the U.S. state of Illinois. As of the 2010 census, the population was 32,957 and a population density of 32 people per km². After 9 years in 2019 county had an estimated population of 34,637 inhabitants. Its county seat is Waterloo. The county was created 205 years ago in 1816.

Geography

Monroe County is located at 38°16'43"N 90°10'39"W (38.2786500, -90.1773800). It has 4 neighbors: Randolph County, Saint Clair County, Jefferson County and Sainte Genevieve County.

The largest city of Monroe County is Waterloo with a population of 10,578. Other cities include, Columbia population 10,513, Valmeyer population 1,248 and Maeystown population 162. See all Monroe County cities & populated places.

Monroe County map

Monroe County Quick Facts

Population : 34,637 (2019)
Country : United States of America
State : Illinois (United States)
Different from : Monroe County, Monroe County, Monroe County, Monroe County, Monroe County, Monroe County, Monroe County, Monroe County, Monroe County, Monroe County, Monroe County, Monroe County, Monroe County, Monroe County, Monroe County, Monroe County
Area : 1030 km2
Water as percent of area : 3.3%
Land as percent of area : 96.7%
Named for : James Monroe
Capital : Waterloo
Establishment : January 01, 1816
Time Zone : America/Chicago
Local time : 20:48:31 (4th August 2021)
Density : 34 Pop. per km² as of 2019
Population growth : 4.85% (2010-2019)

Monroe County has 4 neighbours.

  • Randolph County county in Illinois, United States
  • Saint Clair County The County of St. Clair is the oldest county in the U. S. Illinois state; the Mississippi River, bordering the U, forms its western boundary. S. Missouri State. In southern Illinois, it is part of the Metro East. It had a population of 270,056 according to the 2010 United States Census, making it the eighth-most populous county in Illinois and the most populous in the state's southern part. Its seat in the county is Belleville.
  • Jefferson County county in Missouri, United States
  • Sainte Genevieve County county in Missouri, United States

Demographics

The population of Monroe County increased by 4.85% in 9 years.

Year Population % Change Method
2010 32,957 - census
2011 33,214 0.77% estimation process
2012 33,260 0.14% estimation process
2013 33,457 0.59% estimation process
2014 33,540 0.25% estimation process
2015 33,739 0.59% estimation process
2016 33,913 0.51% estimation process
2017 34,179 0.78% estimation process
2018 34,373 0.56% estimation process
2019 34,637 0.76% estimation process

Comitatul Monroe, Comte de Monroe, Comté de Monroe, Condado de Monroe, Condado han Monroe, Contea di Monroe, Hrabstwo Monroe, Monro, Monro srjan, Monroe, Monroe Comitatus, Monroe Kun, Monroe Kūn, Monroe konderria, Monroe megye, Okrug Monro, Quan Monroe, Quận Monroe, manarau ka'unti, men luo xian, monro jun, mqatʿt mwnrw, shhrstan mwnrw aylynwy, Монро, Округ Монро, Մոնրո շրջան, شهرستان مونرو، ایلینوی, مقاطعة مونرو, منرو کاؤنٹی، الینوۓ, مونرو کاؤنٹی، الینوائے, মনরৌ কাউন্টি, モンロー郡, 門羅縣

People born in Monroe County (4)

People born in Monroe County, including politician Levi Scott, U.S. Representative from Illinois William Ralls Morrison, diplomat and lawyer Lansing B. Mizner, you can see a list of people who born in Monroe County.

  • Timothy William Stanton (American geologist and paleontologist (1860-1953))

Other places with the same name (16)

Monroe County Populated Places

Cities, Towns, Neighborhoods & Other Populated Places in Monroe County.

City Name Population Title
Waterloo 10,578 City in Illinois
Columbia 10,513 City in Illinois, United States
Valmeyer 1,248 Human settlement in Illinois, United States of America
Hecker 478 Village in United States of America
Maeystown 162 Human settlement in United States of America
Fults 28 Village in United States of America

Illinois Other Counties (more counties)

County Name Population Title
Illinois 12,671,821 State of the United States of America
Cook County 5,150,233 County in Illinois, United States
Chicago 2,693,976 City and county seat of Cook County, Illinois, United States
DuPage County 922,921 County in Illinois, United States
Lake County 696,535 County in Oregon, United States
Will County 690,743 County in Illinois, United States
Kane County 532,403 County in southern Utah, United States
Markham 328,966 City in Cook County, Illinois, United States
McHenry County 307,774 County in Illinois, United States
Winnebago County 282,572 County in Illinois, United States
Madison County 262,966 County in Montana, United States
Saint Clair County 259,686 The County of St.
Champaign County 209,689 County in Illinois, United States
Sangamon County 194,672 County in Illinois, United States
Peoria County 179,179 County in Illinois, United States of America
McLean County 171,517 County in North Dakota, United States

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